15691878004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{210901}}^1$

素因数の和:211024

約数の個数: 48

約数和(自身を含む): 31888382400

約数和(自身を除く): 16196504396

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 89, 178, 209, 356, 418, 836, 979, 1691, 1958, 3382, 3916, 6764, 18601, 37202, 74404, 210901, 421802, 843604, 2319911, 4007119, 4639822, 8014238, 9279644, 16028476, 18770189, 37540378, 44078309, 75080756, 88156618, 176313236, 206472079, 356633591, 412944158, 713267182, 825888316, 1426534364, 3922969501, 7845939002, 15691878004]

約数ペア:

[(1, 15691878004), (2, 7845939002), (4, 3922969501), (11, 1426534364), (19, 825888316), (22, 713267182), (38, 412944158), (44, 356633591), (76, 206472079), (89, 176313236), (178, 88156618), (209, 75080756), (356, 44078309), (418, 37540378), (836, 18770189), (979, 16028476), (1691, 9279644), (1958, 8014238), (3382, 4639822), (3916, 4007119), (6764, 2319911), (18601, 843604), (37202, 421802), (74404, 210901)]